Home / 745,438.41-1,123,136.75-674,452.04

Finding the Fourth Proportional to 745,438.41, 1,123,136.75 and 674,452.04

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Solution

The fourth proportional to 745,438.41, 1,123,136.75 and 674,452.04 is: 1,016,183.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,438.41 : 1,123,136.75 = 674,452.04 : x
  2. Step 2: Convert to fraction form
    745,438.41/1,123,136.75 = 674,452.04/x
  3. Step 3: Cross multiply
    745,438.41x = 1,123,136.75 × 674,452.04
  4. Step 4: Simplify right side
    745,438.41x = 757,501,868,306.92
  5. Step 5: Solve for x
    x = 757,501,868,306.92/745,438.41
  6. Step 6: Final answer
    x = 1,016,183.04

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.